disposal vs kitchen appliance

disposal and kitchen appliance both are nouns.

Word	Noun	Adjective	Verb	Adverb
disposal	Yes	No	No	No
kitchen appliance	Yes	No	No	No

As nouns, kitchen appliance is a hypernym of disposal; that is, kitchen appliance is a word with a broader meaning than disposal:

disposal (noun)	kitchen appliance (noun)
the act or means of getting rid of something	a home appliance used in preparing food
a method of tending to or managing the affairs of some group of people (especially the group's business affairs)
a kitchen appliance for disposing of garbage
the power to use something or someone